diff --git a/docs/gitea-with-laconicd-fixturenet.md b/docs/gitea-with-laconicd-fixturenet.md
index f0b3e804..e245f6fd 100644
--- a/docs/gitea-with-laconicd-fixturenet.md
+++ b/docs/gitea-with-laconicd-fixturenet.md
@@ -74,7 +74,7 @@ laconic-so --stack fixturenet-laconicd deploy logs
 ### Test with the registry CLI
 
 ```bash
-laconic-so --stack fixturenet-laconicd deploy exec cli "laconic cns status"
+laconic-so --stack fixturenet-laconicd deploy exec cli "laconic registry status"
 ```
 
 Try additional CLI commands, documented [here](https://github.com/cerc-io/laconic-registry-cli#operations).
diff --git a/docs/laconicd-with-console.md b/docs/laconicd-with-console.md
index 6e7a4ab2..1589ca07 100644
--- a/docs/laconicd-with-console.md
+++ b/docs/laconicd-with-console.md
@@ -110,7 +110,7 @@ To avoid hiccups on Mac M1/M2 and any local machine nuances that may affect the
 4. Confirm operation of the registry CLI:
 
    ```
-   laconic-so deployment --dir laconic-loaded-deployment exec cli "laconic cns status"
+   laconic-so deployment --dir laconic-loaded-deployment exec cli "laconic registry status"
    ```
 
    ```
@@ -223,5 +223,5 @@ record:
 - e.g,:
 
 ```
-laconic-so --stack fixturenet-laconic-loaded deploy exec cli "laconic cns record list"
+laconic-so --stack fixturenet-laconic-loaded deploy exec cli "laconic registry record list"
 ```
diff --git a/stack_orchestrator/data/config/fixturenet-laconicd/registry-cli-config-template.yml b/stack_orchestrator/data/config/fixturenet-laconicd/registry-cli-config-template.yml
index d558956a..38e12d44 100644
--- a/stack_orchestrator/data/config/fixturenet-laconicd/registry-cli-config-template.yml
+++ b/stack_orchestrator/data/config/fixturenet-laconicd/registry-cli-config-template.yml
@@ -1,9 +1,9 @@
 services:
-  cns:
-    restEndpoint: 'http://laconicd:1317'
+  registry:
+    rpcEndpoint: 'http://laconicd:26657'
     gqlEndpoint: 'http://laconicd:9473/api'
     userKey: REPLACE_WITH_MYKEY
     bondId:
     chainId: laconic_9000-1
     gas: 350000
-    fees: 200000aphoton
+    fees: 200000photon
diff --git a/stack_orchestrator/data/config/mainnet-laconicd/registry-cli-config-template.yml b/stack_orchestrator/data/config/mainnet-laconicd/registry-cli-config-template.yml
index 16432c18..c5e48361 100644
--- a/stack_orchestrator/data/config/mainnet-laconicd/registry-cli-config-template.yml
+++ b/stack_orchestrator/data/config/mainnet-laconicd/registry-cli-config-template.yml
@@ -1,9 +1,9 @@
 services:
-  cns:
-    restEndpoint: 'http://laconicd:1317'
+  registry:
+    rpcEndpoint: 'http://laconicd:26657'
     gqlEndpoint: 'http://laconicd:9473/api'
     userKey: REPLACE_WITH_MYKEY
     bondId:
     chainId: laconic_9000-1
     gas: 250000
-    fees: 200000aphoton
+    fees: 200000photon
diff --git a/stack_orchestrator/data/container-build/cerc-laconic-registry-cli/create-demo-records.sh b/stack_orchestrator/data/container-build/cerc-laconic-registry-cli/create-demo-records.sh
index 5a5dc34c..a95d73bd 100755
--- a/stack_orchestrator/data/container-build/cerc-laconic-registry-cli/create-demo-records.sh
+++ b/stack_orchestrator/data/container-build/cerc-laconic-registry-cli/create-demo-records.sh
@@ -5,7 +5,7 @@ if [ -n "$CERC_SCRIPT_DEBUG" ]; then
   set -x
 fi
 
-registry_command="laconic cns"
+registry_command="laconic registry"
 demo_records_dir="scripts/demo-records"
 
 # Check we have funds
diff --git a/stack_orchestrator/data/container-build/cerc-laconic-registry-cli/demo-records/demo-record-9.yml b/stack_orchestrator/data/container-build/cerc-laconic-registry-cli/demo-records/demo-record-9.yml
index 415e5c74..a6c7a078 100644
--- a/stack_orchestrator/data/container-build/cerc-laconic-registry-cli/demo-records/demo-record-9.yml
+++ b/stack_orchestrator/data/container-build/cerc-laconic-registry-cli/demo-records/demo-record-9.yml
@@ -7,9 +7,9 @@ record:
     env:
       ENV_VAR_A: A
       ENV_VAR_B: B
-  crn:
-    - crn://foo.bar
-    - crn://bar.baz
+  lrn:
+    - lrn://foo.bar
+    - lrn://bar.baz
   meta:
     foo: bar
   tags:
diff --git a/stack_orchestrator/data/stacks/fixturenet-laconic-loaded/README.md b/stack_orchestrator/data/stacks/fixturenet-laconic-loaded/README.md
index 94f9eb36..6d0f82a6 100644
--- a/stack_orchestrator/data/stacks/fixturenet-laconic-loaded/README.md
+++ b/stack_orchestrator/data/stacks/fixturenet-laconic-loaded/README.md
@@ -49,7 +49,7 @@ $ laconic-so --stack fixturenet-laconic-loaded deploy logs
 ```
 ## 6. Test with the Registry CLI
 ```
-$ laconic-so --stack fixturenet-laconic-loaded deploy exec cli "laconic cns status"
+$ laconic-so --stack fixturenet-laconic-loaded deploy exec cli "laconic registry status"
 ```
 ## 7. View the laconic console
 Get the URL for the console web app with this command (the port number will be different for each deployment):
diff --git a/stack_orchestrator/data/stacks/fixturenet-laconicd/README.md b/stack_orchestrator/data/stacks/fixturenet-laconicd/README.md
index 1b04b875..d939d0a4 100644
--- a/stack_orchestrator/data/stacks/fixturenet-laconicd/README.md
+++ b/stack_orchestrator/data/stacks/fixturenet-laconicd/README.md
@@ -44,5 +44,5 @@ $ laconic-so --stack fixturenet-laconicd deploy logs
 ```
 ## 6. Test with the Registry CLI
 ```
-$ laconic-so --stack fixturenet-laconicd deploy exec cli "laconic cns status"
+$ laconic-so --stack fixturenet-laconicd deploy exec cli "laconic registry status"
 ```
diff --git a/stack_orchestrator/deploy/webapp/deploy_webapp_from_registry.py b/stack_orchestrator/deploy/webapp/deploy_webapp_from_registry.py
index ba01c9e5..9031e798 100644
--- a/stack_orchestrator/deploy/webapp/deploy_webapp_from_registry.py
+++ b/stack_orchestrator/deploy/webapp/deploy_webapp_from_registry.py
@@ -66,8 +66,8 @@ def process_app_deployment_request(
         fqdn = f"{requested_name}.{default_dns_suffix}"
 
     # 3. check ownership of existing dnsrecord vs this request
-    dns_crn = f"{dns_record_namespace}/{fqdn}"
-    dns_record = laconic.get_record(dns_crn)
+    dns_lrn = f"{dns_record_namespace}/{fqdn}"
+    dns_record = laconic.get_record(dns_lrn)
     if dns_record:
         matched_owner = match_owner(app_deployment_request, dns_record)
         if not matched_owner and dns_record.attributes.request:
@@ -77,9 +77,9 @@ def process_app_deployment_request(
             logger.log(f"Matched DnsRecord ownership: {matched_owner}")
         else:
             raise Exception("Unable to confirm ownership of DnsRecord %s for request %s" %
-                            (dns_crn, app_deployment_request.id))
+                            (dns_lrn, app_deployment_request.id))
     elif "preexisting" == fqdn_policy:
-        raise Exception(f"No pre-existing DnsRecord {dns_crn} could be found for request {app_deployment_request.id}.")
+        raise Exception(f"No pre-existing DnsRecord {dns_lrn} could be found for request {app_deployment_request.id}.")
 
     # 4. get build and runtime config from request
     env_filename = None
@@ -90,14 +90,14 @@ def process_app_deployment_request(
                 file.write("%s=%s\n" % (k, shlex.quote(str(v))))
 
     # 5. determine new or existing deployment
-    #   a. check for deployment crn
-    app_deployment_crn = f"{deployment_record_namespace}/{fqdn}"
+    #   a. check for deployment lrn
+    app_deployment_lrn = f"{deployment_record_namespace}/{fqdn}"
     if app_deployment_request.attributes.deployment:
-        app_deployment_crn = app_deployment_request.attributes.deployment
-    if not app_deployment_crn.startswith(deployment_record_namespace):
+        app_deployment_lrn = app_deployment_request.attributes.deployment
+    if not app_deployment_lrn.startswith(deployment_record_namespace):
         raise Exception("Deployment CRN %s is not in a supported namespace" % app_deployment_request.attributes.deployment)
 
-    deployment_record = laconic.get_record(app_deployment_crn)
+    deployment_record = laconic.get_record(app_deployment_lrn)
     deployment_dir = os.path.join(deployment_parent_dir, fqdn)
     # At present we use this to generate a unique but stable ID for the app's host container
     # TODO: implement support to derive this transparently from the already-unique deployment id
@@ -109,7 +109,7 @@ def process_app_deployment_request(
     if not os.path.exists(deployment_dir):
         if deployment_record:
             raise Exception("Deployment record %s exists, but not deployment dir %s. Please remove name." %
-                            (app_deployment_crn, deployment_dir))
+                            (app_deployment_lrn, deployment_dir))
         logger.log(f"Creating webapp deployment in: {deployment_dir} with container id: {deployment_container_tag}")
         deploy_webapp.create_deployment(ctx, deployment_dir, deployment_container_tag,
                                         f"https://{fqdn}", kube_config, image_registry, env_filename)
@@ -173,9 +173,9 @@ def process_app_deployment_request(
         laconic,
         app,
         deployment_record,
-        app_deployment_crn,
+        app_deployment_lrn,
         dns_record,
-        dns_crn,
+        dns_lrn,
         deployment_dir,
         app_deployment_request,
         logger
@@ -214,8 +214,8 @@ def dump_known_requests(filename, requests, status="SEEN"):
 @click.option("--only-update-state", help="Only update the state file, don't process any requests anything.", is_flag=True)
 @click.option("--dns-suffix", help="DNS domain to use eg, laconic.servesthe.world")
 @click.option("--fqdn-policy", help="How to handle requests with an FQDN: prohibit, allow, preexisting", default="prohibit")
-@click.option("--record-namespace-dns", help="eg, crn://laconic/dns")
-@click.option("--record-namespace-deployments", help="eg, crn://laconic/deployments")
+@click.option("--record-namespace-dns", help="eg, lrn://laconic/dns")
+@click.option("--record-namespace-deployments", help="eg, lrn://laconic/deployments")
 @click.option("--dry-run", help="Don't do anything, just report what would be done.", is_flag=True)
 @click.option("--include-tags", help="Only include requests with matching tags (comma-separated).", default="")
 @click.option("--exclude-tags", help="Exclude requests with matching tags (comma-separated).", default="")
diff --git a/stack_orchestrator/deploy/webapp/util.py b/stack_orchestrator/deploy/webapp/util.py
index 97e756d9..cc476656 100644
--- a/stack_orchestrator/deploy/webapp/util.py
+++ b/stack_orchestrator/deploy/webapp/util.py
@@ -94,7 +94,7 @@ class LaconicRegistryClient:
         )
 
     def list_records(self, criteria={}, all=False):
-        args = ["laconic", "-c", self.config_file, "cns", "record", "list"]
+        args = ["laconic", "-c", self.config_file, "registry", "record", "list"]
 
         if all:
             args.append("--all")
@@ -112,13 +112,13 @@ class LaconicRegistryClient:
 
         return results
 
-    def is_crn(self, name_or_id: str):
+    def is_lrn(self, name_or_id: str):
         if name_or_id:
-            return str(name_or_id).startswith("crn://")
+            return str(name_or_id).startswith("lrn://")
         return False
 
     def is_id(self, name_or_id: str):
-        return not self.is_crn(name_or_id)
+        return not self.is_lrn(name_or_id)
 
     def _add_to_cache(self, records):
         if not records:
@@ -127,8 +127,8 @@ class LaconicRegistryClient:
         for p in records:
             self.cache["name_or_id"][p.id] = p
             if p.names:
-                for crn in p.names:
-                    self.cache["name_or_id"][crn] = p
+                for lrn in p.names:
+                    self.cache["name_or_id"][lrn] = p
             if p.attributes.type not in self.cache:
                 self.cache[p.attributes.type] = []
             self.cache[p.attributes.type].append(p)
@@ -140,7 +140,7 @@ class LaconicRegistryClient:
         if name in self.cache.name_or_id:
             return self.cache.name_or_id[name]
 
-        args = ["laconic", "-c", self.config_file, "cns", "name", "resolve", name]
+        args = ["laconic", "-c", self.config_file, "registry", "name", "resolve", name]
 
         parsed = [AttrDict(r) for r in json.loads(logged_cmd(self.log_file, *args))]
         if parsed:
@@ -158,14 +158,14 @@ class LaconicRegistryClient:
         if name_or_id in self.cache.name_or_id:
             return self.cache.name_or_id[name_or_id]
 
-        if self.is_crn(name_or_id):
+        if self.is_lrn(name_or_id):
             return self.resolve(name_or_id)
 
         args = [
             "laconic",
             "-c",
             self.config_file,
-            "cns",
+            "registry",
             "record",
             "get",
             "--id",
@@ -203,7 +203,16 @@ class LaconicRegistryClient:
             print(open(record_fname, 'r').read(), file=self.log_file)
 
             new_record_id = json.loads(
-                logged_cmd(self.log_file, "laconic", "-c", self.config_file, "cns", "record", "publish", "--filename", record_fname)
+                logged_cmd(
+                    self.log_file,
+                    "laconic", "-c",
+                    self.config_file,
+                    "registry",
+                    "record",
+                    "publish",
+                    "--filename",
+                    record_fname
+                    )
             )["id"]
             for name in names:
                 self.set_name(name, new_record_id)
@@ -212,10 +221,10 @@ class LaconicRegistryClient:
             logged_cmd(self.log_file, "rm", "-rf", tmpdir)
 
     def set_name(self, name, record_id):
-        logged_cmd(self.log_file, "laconic", "-c", self.config_file, "cns", "name", "set", name, record_id)
+        logged_cmd(self.log_file, "laconic", "-c", self.config_file, "registry", "name", "set", name, record_id)
 
     def delete_name(self, name):
-        logged_cmd(self.log_file, "laconic", "-c", self.config_file, "cns", "name", "delete", name)
+        logged_cmd(self.log_file, "laconic", "-c", self.config_file, "registry", "name", "delete", name)
 
 
 def file_hash(filename):
@@ -326,9 +335,9 @@ def deploy_to_k8s(deploy_record, deployment_dir, logger):
 def publish_deployment(laconic: LaconicRegistryClient,
                        app_record,
                        deploy_record,
-                       deployment_crn,
+                       deployment_lrn,
                        dns_record,
-                       dns_crn,
+                       dns_lrn,
                        deployment_dir,
                        app_deployment_request=None,
                        logger=None):
@@ -363,7 +372,7 @@ def publish_deployment(laconic: LaconicRegistryClient,
 
     if logger:
         logger.log("Publishing DnsRecord.")
-    dns_id = laconic.publish(new_dns_record, [dns_crn])
+    dns_id = laconic.publish(new_dns_record, [dns_lrn])
 
     new_deployment_record = {
         "record": {
@@ -384,7 +393,7 @@ def publish_deployment(laconic: LaconicRegistryClient,
 
     if logger:
         logger.log("Publishing ApplicationDeploymentRecord.")
-    deployment_id = laconic.publish(new_deployment_record, [deployment_crn])
+    deployment_id = laconic.publish(new_deployment_record, [deployment_lrn])
     return {"dns": dns_id, "deployment": deployment_id}
 
 
@@ -393,7 +402,7 @@ def hostname_for_deployment_request(app_deployment_request, laconic):
     if not dns_name:
         app = laconic.get_record(app_deployment_request.attributes.application, require=True)
         dns_name = generate_hostname_for_app(app)
-    elif dns_name.startswith("crn://"):
+    elif dns_name.startswith("lrn://"):
         record = laconic.get_record(dns_name, require=True)
         dns_name = record.attributes.name
     return dns_name